pipex.h

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   pipex.c                                            :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: mbin-nas <mbin-nas@student.42.fr>              +#+  +:+       +#+    */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2022/11/11 11:18:10 by mbin-nas            #+#    #+#           */
/*   Updated: 2022/11/11 11:18:10 by mbin-nas          ###   ########.fr      */
/*                                                                            */
/* ************************************************************************** */

#ifndef PIPEX_H
# define PIPEX_H

//* Main Libraries
# include <fcntl.h>
# include <stdbool.h>
# include <stdio.h>
# include <stdlib.h>
# include <string.h>
# include <sys/types.h>
# include <sys/wait.h>
# include <unistd.h>

//? Error Files handling
# define ERR_INFILE "Infile Error\n"
# define ERR_OUTFILE "Outfile Error\n"
# define ERR_INPUT "Invalid number of arguments.\n"
# define ERR_PIPE "Pipe Error\n"
# define ERR_CMD "Command not found\n"
# define ERR_PATH "Path not found\n"

//// Struct definintion
typedef struct pipex
{
	pid_t	pid1;
	pid_t	pid2;
	int		fd[2];
	int		infile;
	int		outfile;
	char	*path;
	char	**cmd_path;
	char	**cmd_arg;
	char	*cmd;

}			t_pipex;

//// Pipex functions
char		*get_command(char **path, char *cmd);
void		first_child_process(t_pipex pipex, char *argv[], char *envp[]);
void		second_child_process(t_pipex pipex, char *argv[], char *envp[]);
void		close_pipes(t_pipex *pipex);

void		free_parent(t_pipex *pipex);
void		free_childs(t_pipex *pipex);
char		*find_path(char **envp);

////Libft Functions
char		**ft_split(char const *str, char c);
char		*ft_strjoin(char const *str1, char const *str2);
size_t		ft_strlen(const char *c);
int			ft_strncmp(const char *s1, const char *s2, size_t num);
char		*ft_substr(char const *s, unsigned int start, size_t len);

//! Error messages
int			message_error(char *error);
void		perror_message(char *err);
#endif